mA has a direct linear relationship to exposure; as mA increases exposure increases in a similar fashion; the graph demonstrates that if you double the mA (200 to 400) you also double the exposure (30 mR to 60 mR )
38.
Speed (cont.) d in m t in s v = m/s same at all times total distance total time General Formula: Variations: instantaneous uniform average v at 1 point in time v = d t distance time
A boat is traveling east at 15 km/hr and must pass through a current that is moving northeast at 10 km/hr . What will be the true velocity of the boat?
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